/* * Matchbox Window Manager - A lightweight window manager not for the * desktop. * * Authored By Tomas Frydrych * * Copyright (c) 2008 OpenedHand Ltd - http://o-hand.com * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * */ #include "matchbox.h" #include "mb-wm-client.h" #include "mb-wm-comp-mgr.h" #include "mb-wm-comp-mgr-clutter.h" #include "mb-wm-theme.h" #include "tidy/tidy-texture-frame.h" #include #include #if HAVE_CLUTTER_GLX #include #endif #include #include #include #include #define USE_DAMAGE_BOUNDING_BOX 1 #define SHADOW_RADIUS 4 #define SHADOW_OPACITY 0.9 #define SHADOW_OFFSET_X (-SHADOW_RADIUS) #define SHADOW_OFFSET_Y (-SHADOW_RADIUS) #define MAX_TILE_SZ 16 /* make sure size/2 < MAX_TILE_SZ */ #define WIDTH (3*MAX_TILE_SZ) #define HEIGHT (3*MAX_TILE_SZ) #define CMGR(x) MB_WM_COMP_MGR_CLUTTER(x) #define CCLIENT(x) MB_WM_COMP_MGR_CLUTTER_CLIENT(x) static unsigned char * mbwm_cmc_shadow_gaussian_make_tile (); static void mbwm_cmc_add_actor (MBWMCompMgrClutter *, MBWMCompMgrClutterClient *); /* * A helper object to store manager's per-client data */ struct _MBWMCompMgrClutterClientPrivate { ClutterActor *actor; /* Overall actor */ ClutterActor *texture; /* The texture part of our actor */ Pixmap pixmap; int pxm_width; int pxm_height; int pxm_depth; unsigned int flags; Damage damage; int freeze_updates; int needs_update : 1; }; static void mbwm_cmc_client_show_real (MBWMCompMgrClient *client); static void mbwm_cmc_client_hide_real (MBWMCompMgrClient *client); static void mbwm_cmc_client_repair_real (MBWMCompMgrClient *client); static void mbwm_cmc_client_configure_real (MBWMCompMgrClient *client); static void mbwm_cmc_client_class_init (MBWMObjectClass *klass) { MBWMCompMgrClientClass *c_klass = MB_WM_COMP_MGR_CLIENT_CLASS (klass); c_klass->show = mbwm_cmc_client_show_real; c_klass->hide = mbwm_cmc_client_hide_real; c_klass->repair = mbwm_cmc_client_repair_real; c_klass->configure = mbwm_cmc_client_configure_real; #if MBWM_WANT_DEBUG klass->klass_name = "MBWMCompMgrClutterClient"; #endif } static void mbwm_cmc_client_freeze (MBWMCompMgrClutterClient *client) { client->priv->freeze_updates++; } static void mbwm_cmc_client_unfreeze (MBWMCompMgrClutterClient * client) { MBWMCompMgrClutterClientPrivate *priv = client->priv; priv->freeze_updates--; if (priv->freeze_updates < 0) priv->freeze_updates = 0; if (!priv->freeze_updates && priv->needs_update) mbwm_cmc_client_repair_real (MB_WM_COMP_MGR_CLIENT (client)); } /* * Fetch the entire texture for our client */ static void mbwm_cmc_fetch_texture (MBWMCompMgrClient *client) { MBWMCompMgrClutterClient *cclient = CCLIENT(client); MBWMCompMgrClutterClientPrivate *priv = cclient->priv; MBWindowManagerClient *wm_client = client->wm_client; MBWMManager *wm = client->wm; MBGeometry geom; Window xwin; Window root; int x, y, w, h, bw, depth; #ifdef HAVE_XEXT /* Stuff we need for shaped windows */ XRectangle *shp_rect; int shp_order; int shp_count; int i; /* * This is square of 32-bit comletely transparent values we use to * clear bits of the texture from shaped windows; the size is a compromise * between how much memory we want to allocate and how much tiling we are * happy with. * * Make this power of 2 for efficient operation */ #define SHP_CLEAR_SIZE 4 static int clear_init = 0; static guint32 clear_data[SHP_CLEAR_SIZE * SHP_CLEAR_SIZE]; if (!clear_init) { memset (&clear_data, 0, sizeof (clear_data)); clear_init = 1; } #endif if (!(priv->flags & MBWMCompMgrClutterClientMapped)) return; xwin = wm_client->xwin_frame ? wm_client->xwin_frame : wm_client->window->xwindow; if (priv->pixmap) XFreePixmap (wm->xdpy, priv->pixmap); priv->pixmap = XCompositeNameWindowPixmap (wm->xdpy, xwin); if (!priv->pixmap) return; XGetGeometry (wm->xdpy, priv->pixmap, &root, &x, &y, &w, &h, &bw, &depth); mb_wm_client_get_coverage (wm_client, &geom); priv->pxm_width = w; priv->pxm_height = h; priv->pxm_depth = depth; clutter_actor_set_position (priv->actor, geom.x, geom.y); clutter_actor_set_size (priv->texture, geom.width, geom.height); clutter_x11_texture_pixmap_set_pixmap ( CLUTTER_X11_TEXTURE_PIXMAP (priv->texture), priv->pixmap); #ifdef HAVE_XEXT /* * If the client is shaped, we have to manually clear any pixels in our * texture in the non-visible areas. */ if (mb_wm_theme_is_client_shaped (wm->theme, wm_client)) { shp_rect = XShapeGetRectangles (wm->xdpy, xwin, ShapeBounding, &shp_count, &shp_order); if (shp_rect && shp_count) { XserverRegion clear_rgn; XRectangle rect; XRectangle *clear_rect; int clear_count; XRectangle *r0, r1; int c; rect.x = 0; rect.y = 0; rect.width = geom.width; rect.height = geom.height; clear_rgn = XFixesCreateRegion (wm->xdpy, shp_rect, shp_count); XFixesInvertRegion (wm->xdpy, clear_rgn, &rect, clear_rgn); clear_rect = XFixesFetchRegion (wm->xdpy, clear_rgn, &clear_count); for (i = 0; i < clear_count; ++i) { int k, l; for (k = 0; k < clear_rect[i].width; k += SHP_CLEAR_SIZE) for (l = 0; l < clear_rect[i].height; l += SHP_CLEAR_SIZE) { int w1 = clear_rect[i].width - k; int h1 = clear_rect[i].height - l; if (w1 > SHP_CLEAR_SIZE) w1 = SHP_CLEAR_SIZE; if (h1 > SHP_CLEAR_SIZE) h1 = SHP_CLEAR_SIZE; clutter_texture_set_area_from_rgb_data ( CLUTTER_TEXTURE (priv->texture), (const guchar *)&clear_data, TRUE, clear_rect[i].x + k, clear_rect[i].y + l, w1, h1, SHP_CLEAR_SIZE * 4, 4, CLUTTER_TEXTURE_RGB_FLAG_BGR, NULL); } } XFixesDestroyRegion (wm->xdpy, clear_rgn); XFree (shp_rect); if (clear_rect) XFree (clear_rect); } } #endif } static int mbwm_cmc_client_init (MBWMObject *obj, va_list vap) { MBWMCompMgrClutterClient *cclient = CCLIENT (obj); cclient->priv = mb_wm_util_malloc0 (sizeof (MBWMCompMgrClutterClientPrivate)); return 1; } static void mbwm_cmc_client_destroy (MBWMObject* obj) { MBWMCompMgrClient *c = MB_WM_COMP_MGR_CLIENT (obj); MBWMCompMgrClutterClient *cclient = CCLIENT (obj); MBWMCompMgrClutterClientPrivate *priv = cclient->priv; MBWMManager *wm = c->wm; MBWMCompMgrClutter *mgr = CMGR (wm->comp_mgr); int i; if (priv->actor) clutter_actor_destroy (priv->actor); if (priv->pixmap) XFreePixmap (wm->xdpy, priv->pixmap); if (priv->damage) XDamageDestroy (wm->xdpy, priv->damage); free (priv); } int mb_wm_comp_mgr_clutter_client_class_type () { static int type = 0; if (UNLIKELY(type == 0)) { static MBWMObjectClassInfo info = { sizeof (MBWMCompMgrClutterClientClass), sizeof (MBWMCompMgrClutterClient), mbwm_cmc_client_init, mbwm_cmc_client_destroy, mbwm_cmc_client_class_init }; type = mb_wm_object_register_class (&info, MB_WM_TYPE_COMP_MGR_CLIENT, 0); } return type; } /* * This is a private method, hence static (all instances of this class are * created automatically by the composite manager). */ static MBWMCompMgrClient * mbwm_cmc_client_new (MBWindowManagerClient * client) { MBWMObject *c; c = mb_wm_object_new (MB_WM_TYPE_COMP_MGR_CLUTTER_CLIENT, MBWMObjectPropClient, client, NULL); return MB_WM_COMP_MGR_CLIENT (c); } static void mbwm_cmc_client_hide_real (MBWMCompMgrClient * client) { MBWMCompMgrClutterClient *cclient = CCLIENT (client); MBWMCompMgrClutterClientPrivate *priv = cclient->priv; /* * Do not hide the actor if effect is in progress */ if (priv->flags & MBWMCompMgrClutterClientEffectRunning) return; clutter_actor_hide (priv->actor); } static void mbwm_cmc_client_show_real (MBWMCompMgrClient *client) { MBWMCompMgrClutterClient *cclient = CCLIENT (client); MBWMCompMgrClutterClientPrivate *priv = cclient->priv; if (!priv->actor) { /* * This can happen if show() is called on our client before it is * actually mapped (we only alocate the actor in response to map * notification. */ return; } /* * Clear the don't update flag, if set */ priv->flags &= ~MBWMCompMgrClutterClientDontUpdate; clutter_actor_show_all (priv->actor); } void mb_wm_comp_mgr_clutter_client_set_flags (MBWMCompMgrClutterClient *cclient, MBWMCompMgrClutterClientFlags flags) { MBWMCompMgrClutterClientPrivate *priv = cclient->priv; priv->flags |= flags; } void mb_wm_comp_mgr_clutter_client_unset_flags (MBWMCompMgrClutterClient *cclient, MBWMCompMgrClutterClientFlags flags) { MBWMCompMgrClutterClientPrivate *priv = cclient->priv; priv->flags &= ~flags; } MBWMCompMgrClutterClientFlags mb_wm_comp_mgr_clutter_client_get_flags (MBWMCompMgrClutterClient *cclient) { MBWMCompMgrClutterClientPrivate *priv = cclient->priv; return (MBWMCompMgrClutterClientFlags) priv->flags; } ClutterActor * mb_wm_comp_mgr_clutter_client_get_actor (MBWMCompMgrClutterClient *cclient) { MBWMCompMgrClutterClientPrivate *priv = cclient->priv; return g_object_ref(MB_WM_OBJECT (priv->actor)); } /* * Implementation of MBWMCompMgrClutter */ struct _MBWMCompMgrClutterPrivate { ClutterActor * arena; GList * desktops; ClutterActor * shadow; Window overlay_window; int freeze_stack; unsigned int restack_pending : 1; }; static void mbwm_cmc_private_free (MBWMCompMgrClutter *mgr) { MBWMCompMgrClutterPrivate * priv = mgr->priv; if (priv->shadow) clutter_actor_destroy (priv->shadow); free (priv); } static void mbwm_cmc_register_client_real (MBWMCompMgr * mgr, MBWindowManagerClient * c) { MBWMCompMgrClient *cclient; MBWMCompMgrClutter *cmgr = CMGR (mgr); MBWMCompMgrClutterClass *klass = MB_WM_COMP_MGR_CLUTTER_CLASS (MB_WM_OBJECT_GET_CLASS (mgr)); if (c->cm_client) return; cclient = klass->client_new (c); c->cm_client = cclient; } static void mbwm_cmc_turn_on_real (MBWMCompMgr *mgr); static void mbwm_cmc_turn_off_real (MBWMCompMgr *mgr); static void mbwm_cmc_map_notify_real (MBWMCompMgr *mgr, MBWindowManagerClient *c); static void mbwm_cmc_client_transition_real (MBWMCompMgr *mgr, MBWindowManagerClient *c1, MBWindowManagerClient *c2, Bool reverse); static void mbwm_cmc_client_event_real (MBWMCompMgr *mgr, MBWindowManagerClient *client, MBWMCompMgrClientEvent event); static void mbwm_cmc_restack_real (MBWMCompMgr *mgr); static Bool mb_wm_comp_mgr_is_my_window_real (MBWMCompMgr *mgr, Window xwin); static void mbwm_cmc_select_desktop (MBWMCompMgr * mgr, int desktop, int old_desktop); static Bool mbwm_cmc_handle_damage (XDamageNotifyEvent *de, MBWMCompMgr*mgr); static void mbwm_cmc_class_init (MBWMObjectClass *klass) { MBWMCompMgrClass *cm_klass = MB_WM_COMP_MGR_CLASS (klass); MBWMCompMgrClutterClass *clutter_klass = MB_WM_COMP_MGR_CLUTTER_CLASS (klass); #if MBWM_WANT_DEBUG klass->klass_name = "MBWMCompMgrClutter"; #endif /* * NB -- we do not need render() implementation, since that is taken care of * automatically by clutter stage. */ cm_klass->register_client = mbwm_cmc_register_client_real; cm_klass->turn_on = mbwm_cmc_turn_on_real; cm_klass->turn_off = mbwm_cmc_turn_off_real; cm_klass->map_notify = mbwm_cmc_map_notify_real; cm_klass->my_window = mb_wm_comp_mgr_is_my_window_real; cm_klass->client_transition = mbwm_cmc_client_transition_real; cm_klass->client_event = mbwm_cmc_client_event_real; cm_klass->restack = mbwm_cmc_restack_real; cm_klass->select_desktop = mbwm_cmc_select_desktop; cm_klass->handle_damage = mbwm_cmc_handle_damage; clutter_klass->client_new = mbwm_cmc_client_new; } static int mbwm_cmc_init (MBWMObject *obj, va_list vap) { MBWMCompMgr * mgr = MB_WM_COMP_MGR (obj); MBWMCompMgrClutter * cmgr = CMGR (obj); MBWMCompMgrClutterPrivate * priv; MBWMManager * wm = mgr->wm; ClutterActor * desktop, * arena; priv = mb_wm_util_malloc0 (sizeof (MBWMCompMgrClutterPrivate)); cmgr->priv = priv; XCompositeRedirectSubwindows (wm->xdpy, wm->root_win->xwindow, CompositeRedirectManual); priv->arena = arena = clutter_group_new (); clutter_container_add_actor (CLUTTER_CONTAINER (clutter_stage_get_default()), arena); clutter_actor_show (arena); desktop = clutter_group_new (); clutter_actor_show (desktop); clutter_container_add_actor (CLUTTER_CONTAINER (arena), desktop); priv->desktops = g_list_append (priv->desktops, desktop); return 1; } static void mbwm_cmc_destroy (MBWMObject * obj) { MBWMCompMgr * mgr = MB_WM_COMP_MGR (obj); MBWMCompMgrClutter * cmgr = CMGR (obj); mb_wm_comp_mgr_turn_off (mgr); mbwm_cmc_private_free (cmgr); } int mb_wm_comp_mgr_clutter_class_type () { static int type = 0; if (UNLIKELY(type == 0)) { static MBWMObjectClassInfo info = { sizeof (MBWMCompMgrClutterClass), sizeof (MBWMCompMgrClutter), mbwm_cmc_init, mbwm_cmc_destroy, mbwm_cmc_class_init }; type = mb_wm_object_register_class (&info, MB_WM_TYPE_COMP_MGR, 0); } return type; } /* Shuts the compositing down */ static void mbwm_cmc_turn_off_real (MBWMCompMgr *mgr) { MBWMManager * wm = mgr->wm; MBWMCompMgrClutterPrivate * priv; if (!mgr) return; priv = CMGR (mgr)->priv; if (mgr->disabled) return; if (!mb_wm_stack_empty (wm)) { MBWindowManagerClient * c; mb_wm_stack_enumerate (wm, c) { mb_wm_comp_mgr_unregister_client (mgr, c); } } XCompositeReleaseOverlayWindow (wm->xdpy, wm->root_win->xwindow); priv->overlay_window = None; mgr->disabled = True; } static void mbwm_cmc_turn_on_real (MBWMCompMgr *mgr) { MBWMManager * wm; MBWMCompMgrClutterPrivate * priv; if (!mgr || !mgr->disabled) return; priv = CMGR (mgr)->priv; wm = mgr->wm; mgr->disabled = False; if (priv->overlay_window == None) { ClutterActor * stage = clutter_stage_get_default (); ClutterColor clr = {0, 0, 0, 0xff }; Window xwin; XserverRegion region; /* * Fetch the overlay window */ xwin = clutter_x11_get_stage_window (CLUTTER_STAGE (stage)); priv->overlay_window = XCompositeGetOverlayWindow (wm->xdpy, wm->root_win->xwindow); /* * Reparent the stage window to the overlay window, this makes it * magically work :) */ XReparentWindow (wm->xdpy, xwin, priv->overlay_window, 0, 0); /* * Use xfixes shape to make events pass through the overlay window * * TODO -- this has certain drawbacks, notably when our client is * tranformed (rotated, scaled, etc), the events will not be landing in * the right place. The answer to that is event forwarding with * translation. */ region = XFixesCreateRegion (wm->xdpy, NULL, 0); XFixesSetWindowShapeRegion (wm->xdpy, priv->overlay_window, ShapeBounding, 0, 0, 0); XFixesSetWindowShapeRegion (wm->xdpy, priv->overlay_window, ShapeInput, 0, 0, region); XFixesDestroyRegion (wm->xdpy, region); clutter_actor_set_size (stage, wm->xdpy_width, wm->xdpy_height); clutter_stage_set_color (CLUTTER_STAGE (stage), &clr); clutter_actor_show (stage); } } static void mbwm_cmc_client_repair_real (MBWMCompMgrClient * client) { MBWindowManagerClient *wm_client = client->wm_client; MBWMCompMgrClutterClient *cclient = CCLIENT (client); MBWMCompMgrClutterClientPrivate *priv = cclient->priv; MBWMManager *wm = client->wm; XserverRegion parts; int i, r_count; XRectangle *r_damage; XRectangle r_bounds; MBWM_NOTE (COMPOSITOR, "REPAIRING %x", wm_client->window->xwindow); if (!priv->actor) return; if (priv->freeze_updates) { priv->needs_update = 1; return; } priv->needs_update = 0; if (!priv->pixmap) { /* * First time we have been called since creation/configure, * fetch the whole texture. */ MBWM_NOTE (DAMAGE, "Full screen repair."); XDamageSubtract (wm->xdpy, priv->damage, None, None); mbwm_cmc_fetch_texture (client); return; } /* * Retrieve the damaged region and break it down into individual * rectangles so we do not have to update the whole shebang. */ parts = XFixesCreateRegion (wm->xdpy, 0, 0); XDamageSubtract (wm->xdpy, priv->damage, None, parts); r_damage = XFixesFetchRegionAndBounds (wm->xdpy, parts, &r_count, &r_bounds); if (r_damage) { #if USE_DAMAGE_BOUNDING_BOX clutter_x11_texture_pixmap_update_area ( CLUTTER_X11_TEXTURE_PIXMAP (priv->texture), r_bounds.x, r_bounds.y, r_bounds.width, r_bounds.height); #else for (i = 0; i < r_count; ++i) { MBWM_NOTE (DAMAGE, "Repairing %d,%d;%dx%d", r_damage[i].x, r_damage[i].y, r_damage[i].width, r_damage[i].height); clutter_x11_texture_pixmap_update_area ( CLUTTER_X11_TEXTURE_PIXMAP (priv->texture), r_damage[i].x, r_damage[i].y, r_damage[i].width, r_damage[i].height); } #endif XFree (r_damage); } XFixesDestroyRegion (wm->xdpy, parts); } static void mbwm_cmc_client_configure_real (MBWMCompMgrClient * client) { MBWindowManagerClient *wm_client = client->wm_client; MBWMCompMgrClutterClient *cclient = CCLIENT (client); MBWMCompMgrClutterClientPrivate *priv = cclient->priv; MBWM_NOTE (COMPOSITOR, "CONFIGURE request"); /* * Release the backing pixmap; we will recreate it next time we get damage * notification for this window. */ if (priv->pixmap) { XFreePixmap (client->wm->xdpy, priv->pixmap); priv->pixmap = None; } } static Bool mbwm_cmc_handle_damage (XDamageNotifyEvent * de, MBWMCompMgr * mgr) { MBWMCompMgrClutterPrivate * priv = CMGR (mgr)->priv; MBWMManager * wm = mgr->wm; MBWindowManagerClient * c; c = mb_wm_manager_managed_window_from_frame (wm, de->drawable); if (c && c->cm_client) { MBWMCompMgrClutterClient *cclient = CCLIENT (c->cm_client); MBWMCompMgrClutterClientPrivate *cpriv = cclient->priv; if (!cpriv->actor || (cpriv->flags & MBWMCompMgrClutterClientDontUpdate)) return False; MBWM_NOTE (COMPOSITOR, "Reparing window %x, geometry %d,%d;%dx%d; more %d\n", de->drawable, de->geometry.x, de->geometry.y, de->geometry.width, de->geometry.height, de->more); mbwm_cmc_client_repair_real (c->cm_client); } else { MBWM_NOTE (COMPOSITOR, "Failed to find client for window %x\n", de->drawable); } return False; } static void mbwm_cmc_freeze_stack (MBWMCompMgr *mgr) { CMGR (mgr)->priv->freeze_stack++; } static void mbwm_cmc_unfreeze_stack (MBWMCompMgr *mgr) { MBWMCompMgrClutterPrivate *priv = CMGR (mgr)->priv; priv->freeze_stack--; if (priv->freeze_stack < 0) priv->freeze_stack = 0; if (!priv->freeze_stack && priv->restack_pending) mbwm_cmc_restack_real ((MBWMCompMgr *)mgr); } static void mbwm_cmc_restack_real (MBWMCompMgr *mgr) { MBWMManager *wm = mgr->wm; MBWMCompMgrClutter *cmgr = CMGR (mgr); MBWMCompMgrClutterPrivate *priv = cmgr->priv; GList *l; int i = 0; if (priv->freeze_stack) { priv->restack_pending = 1; return; } priv->restack_pending = 0; l = priv->desktops; if (!mb_wm_stack_empty (wm)) { MBWindowManagerClient * c; while (l) { ClutterActor *desktop = l->data; ClutterActor * prev = NULL; mb_wm_stack_enumerate (wm, c) { MBWMCompMgrClutterClient * cc; ClutterActor * a; if (mb_wm_client_get_desktop (c) != i) continue; cc = CCLIENT (c->cm_client); a = cc->priv->actor; if (!a || clutter_actor_get_parent (a) != desktop) continue; clutter_actor_raise (a, prev); prev = a; } l = l->next; ++i; } } } GList * mb_wm_comp_mgr_clutter_get_desktops (MBWMCompMgrClutter *cmgr) { return cmgr->priv->desktops; } /* * Gets the n-th desktop from our desktop list; if we do not have that many * desktops, just append new ones. */ ClutterActor * mb_wm_comp_mgr_clutter_get_nth_desktop (MBWMCompMgrClutter * cmgr, int desktop) { MBWMCompMgrClutterPrivate * priv = cmgr->priv; GList * l = priv->desktops; int i = 0; while (l && i != desktop) { ++i; if (l->next) l = l->next; else { /* End of the line -- append new desktop */ ClutterActor * d = clutter_group_new (); priv->desktops = g_list_append (priv->desktops, d); clutter_container_add_actor (CLUTTER_CONTAINER (priv->arena), d); l = l->next; } } return CLUTTER_ACTOR (l->data); } /* * Returns the arena; this is an intermediate group which contains all the * other actors the CM uses. The caller of this function holds a reference * to the returned ClutterActor and must release it once no longer needed. */ ClutterActor * mb_wm_comp_mgr_clutter_get_arena (MBWMCompMgrClutter *cmgr) { MBWMCompMgrClutterPrivate * priv = cmgr->priv; return g_object_ref (priv->arena); } static void mbwm_cmc_select_desktop (MBWMCompMgr * mgr, int desktop, int old_desktop) { MBWMCompMgrClutter * cmgr = CMGR (mgr); ClutterActor * d; GList * l; d = mb_wm_comp_mgr_clutter_get_nth_desktop (cmgr, desktop); l = cmgr->priv->desktops; while (l) { ClutterActor * a = l->data; if (a == d) clutter_actor_show (a); else clutter_actor_hide (a); l = l->next; } } static void mbwm_cmc_map_notify_real (MBWMCompMgr *mgr, MBWindowManagerClient *c) { MBWMCompMgrClutter *cmgr = CMGR (mgr); MBWMCompMgrClient *client = c->cm_client; MBWMCompMgrClutterClient *cclient = CCLIENT(client); MBWMCompMgrClutterClientPrivate *priv = cclient->priv; MBWMManager *wm = client->wm; ClutterActor *actor; ClutterActor *texture; ClutterActor *rect; MBGeometry geom; const GList *l; unsigned int shadow_clr[4]; ClutterColor shadow_cclr; MBWMCompMgrShadowType shadow_type; MBWMClientType ctype = MB_WM_CLIENT_CLIENT_TYPE (c); if (mb_wm_client_is_hiding_from_desktop (c)) { /* * We already have the resources, except we have to get a new * backing pixmap */ Window xwin = c->xwin_frame ? c->xwin_frame : c->window->xwindow; /* * FIXME -- Must rebind the pixmap to the texture -- this is not ideal * since our texture already contains the correct data, but without * this it will not update. Perhaps we some extension to the clutter * API is needed here. */ mbwm_cmc_fetch_texture (client); clutter_actor_show (priv->actor); return; } /* * We get called for windows as well as their children, so once we are * mapped do nothing. */ if (priv->flags & MBWMCompMgrClutterClientMapped) return; priv->flags |= MBWMCompMgrClutterClientMapped; priv->damage = XDamageCreate (wm->xdpy, c->xwin_frame ? c->xwin_frame : c->window->xwindow, #ifdef USE_DAMAGE_BOUNDING_BOX XDamageReportBoundingBox #else XDamageReportNonEmpty #endif ); mb_wm_client_get_coverage (c, &geom); actor = g_object_ref (clutter_group_new ()); #if HAVE_CLUTTER_GLX texture = clutter_glx_texture_pixmap_new (); #else texture = clutter_x11_texture_pixmap_new (); #endif clutter_actor_show (texture); if (ctype == MBWMClientTypeDialog || ctype == MBWMClientTypeMenu || ctype == MBWMClientTypeNote || ctype == MBWMClientTypeOverride) { shadow_type = mb_wm_theme_get_shadow_type (wm->theme); if (shadow_type == MBWM_COMP_MGR_SHADOW_NONE) { clutter_container_add (CLUTTER_CONTAINER (actor), texture, NULL); } else { if (shadow_type == MBWM_COMP_MGR_SHADOW_SIMPLE) { mb_wm_theme_get_shadow_color (wm->theme, &shadow_clr[0], &shadow_clr[1], &shadow_clr[2], &shadow_clr[3]); shadow_cclr.red = 0xff * shadow_clr[0] / 0xffff; shadow_cclr.green = 0xff * shadow_clr[1] / 0xffff; shadow_cclr.blue = 0xff * shadow_clr[2] / 0xffff; shadow_cclr.alpha = 0xff * shadow_clr[3] / 0xffff; rect = clutter_rectangle_new_with_color (&shadow_cclr); clutter_actor_set_position (rect, 4, 4); } else { ClutterActor * txt = cmgr->priv->shadow; if (!txt) { unsigned char * data; data = mbwm_cmc_shadow_gaussian_make_tile (); txt = clutter_texture_new (); clutter_texture_set_from_rgb_data (CLUTTER_TEXTURE (txt), data, TRUE, WIDTH, HEIGHT, WIDTH*4, 4, 0, NULL); free (data); cmgr->priv->shadow = txt; } rect = tidy_texture_frame_new (CLUTTER_TEXTURE (txt), MAX_TILE_SZ, MAX_TILE_SZ, MAX_TILE_SZ, MAX_TILE_SZ); clutter_actor_set_position (rect, 2*SHADOW_RADIUS, 2*SHADOW_RADIUS); } clutter_actor_set_size (rect, geom.width, geom.height); clutter_actor_show (rect); clutter_container_add (CLUTTER_CONTAINER (actor), rect, texture, NULL); } } else { clutter_container_add (CLUTTER_CONTAINER (actor), texture, NULL); } priv->actor = actor; priv->texture = texture; g_object_set_data (G_OBJECT (actor), "MBWMCompMgrClutterClient", cclient); clutter_actor_set_position (actor, geom.x, geom.y); clutter_actor_set_size (texture, geom.width, geom.height); mbwm_cmc_add_actor (cmgr, cclient); } static void mbwm_cmc_transtion_fade_out_cb (ClutterAnimation *anim, MBWMCompMgrClutterClient *client) { client->priv->flags &= ~MBWMCompMgrClutterClientEffectRunning; #if 0 /* FIXME -- see if we need this */ mb_wm_object_unref (MB_WM_OBJECT (client)); #endif } static void _fade_apply_behaviour_to_client (MBWindowManagerClient *wc, unsigned long duration) { GList *l; ClutterActor *a = CCLIENT (wc->cm_client)->priv->actor; ClutterAnimation *anim; clutter_actor_set_opacity (a, 0); anim = clutter_actor_animate (a, CLUTTER_EASE_IN_SINE, duration, "opacity", 0xff, wc->cm_client); g_signal_connect_after (anim, "completed", G_CALLBACK (mbwm_cmc_transtion_fade_out_cb), NULL); l = mb_wm_client_get_transients (wc); while (l) { MBWindowManagerClient * c = l->data; _fade_apply_behaviour_to_client (c, duration); l = l->next; } } static void mbwm_cmc_client_transition_fade (MBWMCompMgrClutterClient *cclient1, MBWMCompMgrClutterClient *cclient2, unsigned long duration) { /* * Fade is simple -- we only need to animate the second actor and its * children, as the stacking order automatically takes care of the * actor appearing to fade out from the first one */ cclient2->priv->flags |= MBWMCompMgrClutterClientEffectRunning; _fade_apply_behaviour_to_client (MB_WM_COMP_MGR_CLIENT (cclient2)->wm_client, duration); } static void mbwm_cmc_client_transition_real (MBWMCompMgr *mgr, MBWindowManagerClient *c1, MBWindowManagerClient *c2, Bool reverse) { MBWMCompMgrClutterClient * cclient1 = CCLIENT (c1->cm_client); MBWMCompMgrClutterClient * cclient2 = CCLIENT (c2->cm_client); mbwm_cmc_client_transition_fade (cclient1, cclient2, 100); } static void mbwm_cmc_client_event_completed_hide_cb (ClutterAnimation *anim, MBWMCompMgrClutterClient *client) { MBWMCompMgrClient *c = MB_WM_COMP_MGR_CLIENT (client); client->priv->flags &= ~MBWMCompMgrClutterClientEffectRunning; clutter_actor_hide (client->priv->actor); clutter_actor_set_scale (client->priv->actor, 1.0, 1.0); mbwm_cmc_unfreeze_stack (c->wm->comp_mgr); mbwm_cmc_client_unfreeze (client); /* * Release the extra reference on the CM client that was added for the sake * of the effect */ mb_wm_object_unref (MB_WM_OBJECT (client)); } static void mbwm_cmc_client_event_completed_cb (ClutterAnimation *anim, MBWMCompMgrClutterClient *client) { client->priv->flags &= ~MBWMCompMgrClutterClientEffectRunning; /* * Release the extra reference on the CM client that was added for the sake * of the effect */ mb_wm_object_unref (MB_WM_OBJECT (client)); } static void mbwm_cmc_client_event_real (MBWMCompMgr *mgr, MBWindowManagerClient *client, MBWMCompMgrClientEvent event) { MBWMCompMgrClutterClient *cclient = CCLIENT (client->cm_client); MBWMCompMgrClutterClientPrivate *priv = cclient->priv; ClutterAnimation *anim = NULL; if (MB_WM_CLIENT_CLIENT_TYPE (client) != MBWMClientTypeApp) return; /* FIXME -- this is where the animation is applied */ switch (event) { case MBWMCompMgrClientEventMinimize: mbwm_cmc_freeze_stack (mgr); mbwm_cmc_client_freeze (cclient); mb_wm_object_ref (MB_WM_OBJECT (cclient)); priv->flags |= MBWMCompMgrClutterClientEffectRunning; anim = clutter_actor_animate (priv->actor, CLUTTER_EASE_IN_SINE, 200, "scale-x", 0.0, "scale-y", 0.0, NULL); g_signal_connect_after (anim, "completed", G_CALLBACK (mbwm_cmc_client_event_completed_hide_cb), cclient); break; case MBWMCompMgrClientEventUnmap: mbwm_cmc_freeze_stack (mgr); mbwm_cmc_client_freeze (cclient); mb_wm_object_ref (MB_WM_OBJECT (cclient)); priv->flags |= MBWMCompMgrClutterClientEffectRunning; anim = clutter_actor_animate (priv->actor, CLUTTER_EASE_IN_SINE, 200, "scale-x", 0.0, "scale-y", 0.0, NULL); g_signal_connect_after (anim, "completed", G_CALLBACK (mbwm_cmc_client_event_completed_hide_cb), cclient); break; case MBWMCompMgrClientEventMap: mb_wm_object_ref (MB_WM_OBJECT (cclient)); priv->flags |= MBWMCompMgrClutterClientEffectRunning; clutter_actor_set_scale_full (priv->actor, 0.0, 0.0, clutter_actor_get_width (priv->actor)/ 2, clutter_actor_get_height (priv->actor) / 2); clutter_actor_show (priv->actor); anim = clutter_actor_animate (priv->actor, CLUTTER_EASE_IN_SINE, 200, "scale-x", 1.0, "scale-y", 1.0, NULL); g_signal_connect_after (anim, "completed", G_CALLBACK (mbwm_cmc_client_event_completed_cb), cclient); break; default:; } } /* * Our windows which we need the WM to ingore are the overlay and the stage * window. */ static Bool mb_wm_comp_mgr_is_my_window_real (MBWMCompMgr * mgr, Window xwin) { MBWMCompMgrClutterPrivate * priv = CMGR (mgr)->priv; ClutterActor * stage; if (priv->overlay_window == xwin) return True; stage = clutter_stage_get_default (); if (xwin == clutter_x11_get_stage_window (CLUTTER_STAGE (stage))) return True; return False; } static void mbwm_cmc_add_actor (MBWMCompMgrClutter *cmgr, MBWMCompMgrClutterClient *cclient) { MBWindowManagerClient * c = MB_WM_COMP_MGR_CLIENT (cclient)->wm_client; MBWMCompMgrClutterClientPrivate *priv = cclient->priv; ClutterActor * d; int desktop = mb_wm_client_get_desktop (c); /* * Sanity check; if the desktop is unset, add to desktop 0. */ if (desktop < 0) desktop = 0; d = mb_wm_comp_mgr_clutter_get_nth_desktop (cmgr, desktop); clutter_container_add_actor (CLUTTER_CONTAINER (d), priv->actor); } MBWMCompMgr * mb_wm_comp_mgr_clutter_new (MBWMManager *wm) { MBWMObject *mgr; mgr = mb_wm_object_new (MB_WM_TYPE_COMP_MGR_CLUTTER, MBWMObjectPropWm, wm, NULL); return MB_WM_COMP_MGR (mgr); } /* ------------------------------- */ /* Shadow Generation */ typedef struct MBGaussianMap { int size; double * data; } MBGaussianMap; static double gaussian (double r, double x, double y) { return ((1 / (sqrt (2 * M_PI * r))) * exp ((- (x * x + y * y)) / (2 * r * r))); } static MBGaussianMap * mbwm_cmc_make_gaussian_map (double r) { MBGaussianMap *c; int size = ((int) ceil ((r * 3)) + 1) & ~1; int center = size / 2; int x, y; double t = 0.0; double g; c = malloc (sizeof (MBGaussianMap) + size * size * sizeof (double)); c->size = size; c->data = (double *) (c + 1); for (y = 0; y < size; y++) for (x = 0; x < size; x++) { g = gaussian (r, (double) (x - center), (double) (y - center)); t += g; c->data[y * size + x] = g; } for (y = 0; y < size; y++) for (x = 0; x < size; x++) c->data[y*size + x] /= t; return c; } static unsigned char mbwm_cmc_sum_gaussian (MBGaussianMap * map, double opacity, int x, int y, int width, int height) { int fx, fy; double * g_data; double * g_line = map->data; int g_size = map->size; int center = g_size / 2; int fx_start, fx_end; int fy_start, fy_end; double v; unsigned int r; /* * Compute set of filter values which are "in range", * that's the set with: * 0 <= x + (fx-center) && x + (fx-center) < width && * 0 <= y + (fy-center) && y + (fy-center) < height * * 0 <= x + (fx - center) x + fx - center < width * center - x <= fx fx < width + center - x */ fx_start = center - x; if (fx_start < 0) fx_start = 0; fx_end = width + center - x; if (fx_end > g_size) fx_end = g_size; fy_start = center - y; if (fy_start < 0) fy_start = 0; fy_end = height + center - y; if (fy_end > g_size) fy_end = g_size; g_line = g_line + fy_start * g_size + fx_start; v = 0; for (fy = fy_start; fy < fy_end; fy++) { g_data = g_line; g_line += g_size; for (fx = fx_start; fx < fx_end; fx++) v += *g_data++; } if (v > 1) v = 1; v *= (opacity * 255.0); r = (unsigned int) v; return (unsigned char) r; } static unsigned char * mbwm_cmc_shadow_gaussian_make_tile () { unsigned char * data; int size; int center; int x, y; unsigned char d; int pwidth, pheight; double opacity = SHADOW_OPACITY; static MBGaussianMap * gaussian_map = NULL; struct _mypixel { unsigned char r; unsigned char g; unsigned char b; unsigned char a; } * _d; if (!gaussian_map) gaussian_map = mbwm_cmc_make_gaussian_map (SHADOW_RADIUS); size = gaussian_map->size; center = size / 2; /* Top & bottom */ pwidth = MAX_TILE_SZ; pheight = MAX_TILE_SZ; data = mb_wm_util_malloc0 (4 * WIDTH * HEIGHT); _d = (struct _mypixel*) data; /* N */ for (y = 0; y < pheight; y++) { d = mbwm_cmc_sum_gaussian (gaussian_map, opacity, center, y - center, WIDTH, HEIGHT); for (x = 0; x < pwidth; x++) { _d[y*3*pwidth + x + pwidth].r = 0; _d[y*3*pwidth + x + pwidth].g = 0; _d[y*3*pwidth + x + pwidth].b = 0; _d[y*3*pwidth + x + pwidth].a = d; } } /* S */ pwidth = MAX_TILE_SZ; pheight = MAX_TILE_SZ; for (y = 0; y < pheight; y++) { d = mbwm_cmc_sum_gaussian (gaussian_map, opacity, center, y - center, WIDTH, HEIGHT); for (x = 0; x < pwidth; x++) { _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + x + pwidth].r = 0; _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + x + pwidth].g = 0; _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + x + pwidth].b = 0; _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + x + pwidth].a = d; } } /* w */ pwidth = MAX_TILE_SZ; pheight = MAX_TILE_SZ; for (x = 0; x < pwidth; x++) { d = mbwm_cmc_sum_gaussian (gaussian_map, opacity, x - center, center, WIDTH, HEIGHT); for (y = 0; y < pheight; y++) { _d[y*3*pwidth + 3*pwidth*pheight + x].r = 0; _d[y*3*pwidth + 3*pwidth*pheight + x].g = 0; _d[y*3*pwidth + 3*pwidth*pheight + x].b = 0; _d[y*3*pwidth + 3*pwidth*pheight + x].a = d; } } /* E */ for (x = 0; x < pwidth; x++) { d = mbwm_cmc_sum_gaussian (gaussian_map, opacity, x - center, center, WIDTH, HEIGHT); for (y = 0; y < pheight; y++) { _d[y*3*pwidth + 3*pwidth*pheight + (pwidth-x-1) + 2*pwidth].r = 0; _d[y*3*pwidth + 3*pwidth*pheight + (pwidth-x-1) + 2*pwidth].g = 0; _d[y*3*pwidth + 3*pwidth*pheight + (pwidth-x-1) + 2*pwidth].b = 0; _d[y*3*pwidth + 3*pwidth*pheight + (pwidth-x-1) + 2*pwidth].a = d; } } /* NW */ pwidth = MAX_TILE_SZ; pheight = MAX_TILE_SZ; for (x = 0; x < pwidth; x++) for (y = 0; y < pheight; y++) { d = mbwm_cmc_sum_gaussian (gaussian_map, opacity, x-center, y-center, WIDTH, HEIGHT); _d[y*3*pwidth + x].r = 0; _d[y*3*pwidth + x].g = 0; _d[y*3*pwidth + x].b = 0; _d[y*3*pwidth + x].a = d; } /* SW */ for (x = 0; x < pwidth; x++) for (y = 0; y < pheight; y++) { d = mbwm_cmc_sum_gaussian (gaussian_map, opacity, x-center, y-center, WIDTH, HEIGHT); _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + x].r = 0; _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + x].g = 0; _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + x].b = 0; _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + x].a = d; } /* SE */ for (x = 0; x < pwidth; x++) for (y = 0; y < pheight; y++) { d = mbwm_cmc_sum_gaussian (gaussian_map, opacity, x-center, y-center, WIDTH, HEIGHT); _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + (pwidth-x-1) + 2*pwidth].r = 0; _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + (pwidth-x-1) + 2*pwidth].g = 0; _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + (pwidth-x-1) + 2*pwidth].b = 0; _d[(pheight-y-1)*3*pwidth + 6*pwidth*pheight + (pwidth-x-1) + 2*pwidth].a = d; } /* NE */ for (x = 0; x < pwidth; x++) for (y = 0; y < pheight; y++) { d = mbwm_cmc_sum_gaussian (gaussian_map, opacity, x-center, y-center, WIDTH, HEIGHT); _d[y*3*pwidth + (pwidth - x - 1) + 2*pwidth].r = 0; _d[y*3*pwidth + (pwidth - x - 1) + 2*pwidth].g = 0; _d[y*3*pwidth + (pwidth - x - 1) + 2*pwidth].b = 0; _d[y*3*pwidth + (pwidth - x - 1) + 2*pwidth].a = d; } /* center */ pwidth = MAX_TILE_SZ; pheight = MAX_TILE_SZ; d = mbwm_cmc_sum_gaussian (gaussian_map, opacity, center, center, WIDTH, HEIGHT); for (x = 0; x < pwidth; x++) for (y = 0; y < pheight; y++) { _d[y*3*pwidth + 3*pwidth*pheight + x + pwidth].r = 0; _d[y*3*pwidth + 3*pwidth*pheight + x + pwidth].g = 0; _d[y*3*pwidth + 3*pwidth*pheight + x + pwidth].b = 0; _d[y*3*pwidth + 3*pwidth*pheight + x + pwidth].a = d; } return data; }